[postgis-tickets] [PostGIS] #5168: Add polygon (ConcaveHullOfPolygon) support to ST_ConcaveHull

PostGIS trac at osgeo.org
Thu Jun 9 10:35:38 PDT 2022


#5168: Add polygon (ConcaveHullOfPolygon) support to ST_ConcaveHull
--------------------------+---------------------------
  Reporter:  pramsey      |      Owner:  pramsey
      Type:  enhancement  |     Status:  closed
  Priority:  medium       |  Milestone:  PostGIS 3.3.0
 Component:  postgis      |    Version:  master
Resolution:  fixed        |   Keywords:
--------------------------+---------------------------
Changes (by Paul Ramsey <pramsey@…>):

 * status:  assigned => closed
 * resolution:   => fixed

Comment:

 In [changeset:"4ad1e66b123d76e7dd3127660b8da13ce1942978/git" 4ad1e66/git]:
 {{{#!CommitTicketReference repository="git"
 revision="4ad1e66b123d76e7dd3127660b8da13ce1942978"
 Expose GEOS polygonal concave hull in ST_ConcaveHull, closes #5168.

 The current concave hull does a "pointwise" hull.
 For polygonal inputs, this can result in a hull that does
 not cover all the area of the input. The polygonal hull
 algorithm ensures that the hull in fact covers all the
 input area.
 }}}
-- 
Ticket URL: <https://trac.osgeo.org/postgis/ticket/5168#comment:1>
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